/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraGPUInstanceCountManager.h
[FRWBuffer](API\Runtime\RHI\FRWBuffer) * AcquireCulledCountsBuffer ( [FRHICommandListImmediate](API\Runtime\RHI\FRHICommandListImmediate) & RHICmdList )